Examples from the Web for commensalism
Mr. A. Agassiz has remarked to me another example of commensalism.
But the precise limit at which commensalism begins is not always easily to be ascertained.
Parasitism, commensalism, mutualism, exist with animals among the different species.Introduction to the Science of Sociology|Robert E. Park
It is a case of commensalism of which there are very numerous examples.The Industries of Animals|Frdric Houssay
Another case of commensalism has been made known to us by Professor Reinhardt of Copenhagen.